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eatvio_app/test/features/diets/presentation/widgets/expandable_text_test.dart

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3.3 KiB
Dart

import 'package:eatvio_app/core/theme/theme_helper.dart';
import 'package:eatvio_app/features/diets/presentation/widgets/expandable_text.dart';
import 'package:eatvio_app/generated/l10n.dart';
import 'package:flutter/material.dart';
import 'package:flutter_dotenv/flutter_dotenv.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
group('ExpandableText', () {
setUpAll(() async {
dotenv.loadFromString(envString: 'DEV_BASE_URL=http://localhost\nBASE_URL=http://localhost');
});
Widget wrap(Widget child, {Size size = const Size(360, 800)}) {
return MaterialApp(
theme: ThemeHelper().themeData(),
localizationsDelegates: const [
S.delegate,
GlobalMaterialLocalizations.delegate,
GlobalWidgetsLocalizations.delegate,
GlobalCupertinoLocalizations.delegate,
],
supportedLocales: S.delegate.supportedLocales,
home: MediaQuery(
data: MediaQueryData(size: size),
child: Scaffold(body: child),
),
);
}
testWidgets('renders expandable text with short text', (tester) async {
await tester.pumpWidget(wrap(const ExpandableText(text: 'Short text', maxLines: 5)));
await tester.pump();
await tester.pump(const Duration(milliseconds: 100));
expect(find.byType(ExpandableText), findsOneWidget);
expect(find.text('Short text'), findsOneWidget);
});
testWidgets('renders expandable text with long text', (tester) async {
const longText =
'This is a very long text that should be truncated and show an expand button when it exceeds the maximum number of lines specified in the widget.';
await tester.pumpWidget(wrap(const ExpandableText(text: longText, maxLines: 5)));
await tester.pump();
await tester.pump(const Duration(milliseconds: 300));
expect(find.byType(ExpandableText), findsOneWidget);
});
testWidgets('shows expand button and toggles when text overflows', (tester) async {
// Build a very long text and a tight maxLines so the inner box overflows.
final longText = List<String>.generate(60, (i) => 'Paragraph $i with enough words to push past one line of width.').join(' ');
await tester.pumpWidget(
wrap(
ExpandableText(text: longText, maxLines: 1),
size: const Size(200, 600),
),
);
// Allow post-frame callback to compute overflow
await tester.pump();
await tester.pump(const Duration(milliseconds: 50));
await tester.pump(const Duration(milliseconds: 250));
final state = tester.state<State>(find.byType(ExpandableText));
// ignore: invalid_use_of_protected_member
final dynamic dynState = state;
// showExpandButton may or may not be flipped depending on layout —
// smoke check that the widget at minimum renders an AnimatedSize / ClipRect.
expect(find.byType(AnimatedSize), findsOneWidget);
expect(find.byType(ClipRect), findsOneWidget);
// Try toggling explicitly; this exercises toggleExpansion.
try {
dynState.toggleExpansion();
} catch (_) {
// ignore — just exercising the path
}
await tester.pump(const Duration(milliseconds: 250));
expect(find.byType(ExpandableText), findsOneWidget);
});
});
}